[141453] in North American Network Operators' Group

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Re: Cogent IPv6

daemon@ATHENA.MIT.EDU (ryan@u13.net)
Wed Jun 8 10:24:55 2011

To: <nanog@nanog.org>
Date: Wed, 08 Jun 2011 10:18:37 -0400
From: ryan@u13.net
In-Reply-To: <6ac5bc37$45ab67ae$73965090$@com>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org

On Wed, 8 Jun 2011 09:51:21 -0400, Nick Olsen wrote:

> I'm sure someone here is doing IPv6 peering with cogent. We've got a 
> Gig
>
> with them, So they don't do that dual peering thing with us. (They do 
> it
> on
> another 100Mb/s circuit we have... I despise it.)
> Just kind of curious how they go about it.
> Do they issue you a small IPv6 block for your interface, just like 
> they
> do
> for IPv4? Is it a separate session? Any things to be aware of before
> pulling the trigger on it? (Other then them not having connectivity 
> to
> HE's
> IPv6 side of things, Wish they would fix that already...)
>
> Nick Olsen
> Network Operations (855) FLSPEED x106

We have separate v4 and v6 sessions with them on the same dual-stack 
interface (a v4 /29 and v6 /112 on the interface).  One session is 
between our v4 address and theirs, and carries v4 prefixes only.  Then 
another session between v6 addresses that carries v6 prefixes only.


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